---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5513 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.9G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 870 11388 0 3780 14839 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:07:c3:7a brd ff:ff:ff:ff:ff:ff inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe07:c37a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5513) 09/26/26 _x86_64_ (4 CPU) 22:07:35 LINUX RESTART (4 CPU) 22:08:01 tps rtps wtps bread/s bwrtn/s 22:09:02 182.85 32.21 150.64 1717.45 74212.16 22:10:01 136.25 11.50 124.75 823.31 36247.20 22:11:01 11.68 2.45 9.23 71.19 703.88 22:12:01 26.96 4.72 22.25 128.11 11520.21 Average: 89.25 12.72 76.52 684.45 30648.00 22:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:02 12989284 15464184 3435684 20.92 70412 2586860 887860 5.08 772956 2411352 297120 22:10:01 11381892 14624924 5043076 30.70 80548 3323000 1727512 9.89 1683956 3069708 13108 22:11:01 11501552 14752648 4923416 29.98 80820 3330312 1691336 9.68 1581376 3052456 1752 22:12:01 11658496 15179780 4766472 29.02 82512 3591492 1060232 6.07 1367060 3105960 10432 Average: 11882806 15005384 4542162 27.65 78573 3207916 1341735 7.68 1351337 2909869 80603 22:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:02 ens3 552.36 243.74 12351.10 43.47 0.00 0.00 0.00 0.00 22:09:02 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 22:10:01 ens3 723.84 439.06 11056.66 73.78 0.00 0.00 0.00 0.00 22:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 22:11:01 ens3 260.76 125.11 88.66 81.56 0.00 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 ens3 317.11 214.66 718.68 208.95 0.00 0.00 0.00 0.00 22:12:01 lo 0.65 0.65 0.91 0.91 0.00 0.00 0.00 0.00 Average: ens3 462.45 254.89 6033.27 102.06 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.27 0.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5513) 09/26/26 _x86_64_ (4 CPU) 22:07:35 LINUX RESTART (4 CPU) 22:08:01 CPU %user %nice %system %iowait %steal %idle 22:09:02 all 22.31 0.00 1.89 3.14 0.01 72.65 22:09:02 0 18.45 0.00 1.86 4.44 0.00 75.24 22:09:02 1 15.07 0.00 1.34 3.21 0.02 80.37 22:09:02 2 36.22 0.00 2.32 0.65 0.02 60.79 22:09:02 3 19.47 0.00 2.01 4.27 0.00 74.25 22:10:01 all 55.74 0.00 2.59 0.57 0.02 41.08 22:10:01 0 57.78 0.00 3.45 1.06 0.03 37.68 22:10:01 1 58.59 0.00 1.82 0.10 0.02 39.47 22:10:01 2 51.97 0.00 2.61 0.82 0.00 44.60 22:10:01 3 54.62 0.00 2.49 0.31 0.02 42.56 22:11:01 all 73.52 0.00 2.30 0.05 0.03 24.10 22:11:01 0 78.74 0.00 2.21 0.05 0.03 18.97 22:11:01 1 72.09 0.00 1.99 0.02 0.03 25.87 22:11:01 2 68.06 0.00 2.59 0.02 0.03 29.30 22:11:01 3 75.20 0.00 2.41 0.10 0.03 22.25 22:12:01 all 46.89 0.00 1.61 0.13 0.02 51.34 22:12:01 0 37.42 0.00 1.47 0.02 0.02 61.08 22:12:01 1 54.23 0.00 1.50 0.10 0.03 44.13 22:12:01 2 51.18 0.00 1.93 0.05 0.02 46.82 22:12:01 3 44.70 0.00 1.52 0.39 0.02 53.37 Average: all 49.58 0.00 2.10 0.98 0.02 47.33 Average: 0 48.06 0.00 2.24 1.39 0.02 48.28 Average: 1 49.94 0.00 1.66 0.86 0.03 47.51 Average: 2 51.86 0.00 2.36 0.38 0.02 45.38 Average: 3 48.47 0.00 2.11 1.27 0.02 48.14